/*
 * Copyright 2013-2018 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.example.easyexceldemo.demos.web;

import com.example.easyexceldemo.demos.service.StudentService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.multipart.MultipartFile;

import javax.servlet.http.HttpServletResponse;


@Controller
public class StudentController {


    @Autowired
    private StudentService studentService;


    //把数据库的表中数据导出到excel，并发给浏览器下载
    @RequestMapping("/download")
    public void download(HttpServletResponse response) {
        studentService.download(response);
    }




    //使用excel上传数据，并写入数据库表
    @RequestMapping("/upload")
    public String upload(MultipartFile file) {
        studentService.upload(file);
        return "redirect:/success.html";
    }


}
